Base | Representation |
---|---|
bin | 110000111110… |
… | …1111110101000 |
3 | 1210022202211222 |
4 | 1201331332220 |
5 | 23033304312 |
6 | 2314241212 |
7 | 431202101 |
oct | 141757650 |
9 | 53282758 |
10 | 25681832 |
11 | 13551160 |
12 | 8726208 |
13 | 5422667 |
14 | 35a73a8 |
15 | 23c4672 |
hex | 187dfa8 |
25681832 has 32 divisors (see below), whose sum is σ = 55624320. Its totient is φ = 10986240.
The previous prime is 25681807. The next prime is 25681841. The reversal of 25681832 is 23818652.
It is a junction number, because it is equal to n+sod(n) for n = 25681792 and 25681801.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7088 + ... + 10079.
It is an arithmetic number, because the mean of its divisors is an integer number (1738260).
Almost surely, 225681832 is an apocalyptic number.
25681832 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
25681832 is an abundant number, since it is smaller than the sum of its proper divisors (29942488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25681832 is a wasteful number, since it uses less digits than its factorization.
25681832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17201 (or 17197 counting only the distinct ones).
The product of its digits is 23040, while the sum is 35.
The square root of 25681832 is about 5067.7245386860. The cubic root of 25681832 is about 295.0362188605.
The spelling of 25681832 in words is "twenty-five million, six hundred eighty-one thousand, eight hundred thirty-two".
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